Temperature regulating channels in the thermal jacket provide thermal management that dissipates heat when you cool down or dissipates heat when you warm up. It helps keep you at the ideal temperature all night. Made according to OEKO-TEX standard with soft, hypoallergenic and natural materials. Dust-resistant 100% cotton inner lining extends the life of viscose. You get a long-term sleep comfort thanks to its two covers, inner and outer. The outer cover can be washed at 40 ° C.